Cover art
Modesitt, L. E., Jr. Of Tangible Ghosts. Tor 1995 (cover art by Nicholas Jainschigg).

Modesitt, L.E., Jr. Ghost Stories
What if: Henry VIII was overthrown in favor of his Catholic daughter Mary. Later, the Mayflower colony succumbed to plague, and without the British presence in New England, Dutch colonies prospered. Also, ghosts exist as an everyday fact of life.
Series note: Series containing Of Tangible Ghosts, The Ghost of the Revelator, and Ghost of the White Nights. The first two volumes are collected in Ghosts of Columbia.

Modesitt, L.E., Jr. Of Tangible Ghosts
Summary: In the late 1900s, a former secret agent turned university lecturer is embroiled in a murderous plot involving ghost research, spies from New France and European superpower Austro-Hungary, and a political turf battle between Columbia's president and speaker.
Series note: First of Modesitt's Ghost Stories.
Published: Tor 1994 (0312857209), 1995 (0812548221BUY), 2010 (0765336154BUY)
— Included in Ghosts of Columbia, Tor 2005 (0765313146BUY).

Cover art
Modesitt, L. E., Jr. The Ghost of the Revelator. Tor 1998 (cover art by Nicholas Jainschigg).

Modesitt, L.E., Jr. The Ghost of the Revelator
Summary: A year later, when his wife is invited to sing in Great Salt Lake City, our hero is involuntarily drawn into a political morass involving Columbia, Deseret, and New France energy resources and renegade Saints.
Series note: Second of Modesitt's Ghost Stories.
Published: Tor 1998 (0312864264BUY), 1999 (0812545362BUY).
— Included in Ghosts of Columbia, Tor 2005 (0765313146BUY).

Cover art
Modesitt, L. E., Jr. Ghost of the White Nights. Tor 2001.

Modesitt, L.E., Jr. Ghost of the White Nights
Series note: Third of Modesitt's Ghost Stories.
Published: Tor 2001 (0765300958BUY), 2002 (0765340321BUY).

Cover art
Modesitt, L.E., Jr. Ghosts of Columbia. Tor 2005.

Modesitt, L.E., Jr. Ghosts of Columbia
Series note: Omnibus volume including Of Tangible Ghosts and The Ghost of the Revelator.
Published: Tor 2005 (0765313146BUY).